(19)

(11)

EP 1 404 974 A1

(12)

(43) Date of publication: 07.04.2004 Bulletin 2004/15 (21) Application number: 01954021.0 (22) Date of filing: 06.07.2001

(51) International Patent Classification (IPC)7: F04D 25/06, F04D 29/66 (86) International application number: PCT/EP2001/007790 (87) International publication number: WO 2003/004878 (16.01.2003 Gazette 2003/03)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR (71) Applicant: BorgWarner Inc. Troy,Michigan 48007-5060 (US)	(72) Inventor: JAISLE, Jens-Wolf 70597 Stuttgart (DE) (74) Representative: Neunert, Peter Andreas et al PatentanwälteWestphal, Mussgnug & PartnerAm Riettor 5 78048 Villingen-Schwenningen 78048 Villingen-Schwenningen (DE)